The Samsung ICR18650-28A is a high-capacity rechargeable lithium-ion cell designed for professional and industrial applications requiring reliable, long-lasting power. Manufactured by Samsung SDI, a global leader in battery technology, this 18650 battery delivers exceptional performance with its 2800mAh capacity and stable 3.75V output. Whether you need a samsung 18650 battery pakistan solution for your projects or seeking a dependable replacement battery, the ICR18650-28A stands out for its quality and reliability.
What Makes the Samsung 18650 ICR 28A Battery Special?
This premium 18650 cell is engineered for applications that demand both high capacity and consistent power delivery. The Samsung 28A battery offers superior performance in high-voltage battery packs and powers a diverse range of equipment from professional power tools to medical devices. With its proven track record in safety and performance, this lithium-ion battery has become the preferred choice for engineers and system integrators worldwide.
Key Applications & Device Compatibility
The versatility of this rechargeable cell makes it suitable for multiple applications:
- Cordless Power Tools: Impact wrenches, electric drills, and saws requiring high discharge rates
- Industrial Equipment: Electric sprayers, RF analyzers, and testing equipment
- Portable Electronics: Power banks, LED flashlights, and portable lighting devices
- Electric Mobility: E-bikes, electric scooters, and personal transportation devices
- Medical Devices: Portable diagnostic equipment and infusion pumps
- Professional Audio: Portable speakers and professional recording equipment
- DIY Projects: Custom battery packs for robotics and automation
Technical Specifications – Samsung ICR18650-28A
Core Battery Parameters
| Specification | Value |
|---|---|
| Model Number | Samsung ICR18650-28A |
| Nominal Capacity | 2800mAh (0.2C, 2.75V discharge) |
| Minimum Capacity | 2700mAh |
| Nominal Voltage | 3.75V |
| Charging Voltage | 4.3V ± 0.03V |
| Maximum Discharge Current | 5600mA (5.6A) at 25℃ |
| Discharge Cut-off Voltage | 2.75V |
| Cell Weight | 48.0g max |
Physical Dimensions
- Height: 65.00mm maximum
- Diameter: 18.40mm maximum
- Form Factor: Standard cylindrical 18650 format
Charging Specifications
| Parameter | Details |
|---|---|
| Charging Method | CC-CV (Constant Current-Constant Voltage) |
| Standard Charge Current | 1400mA (Recommended) |
| Maximum Charge Current | 2800mA at 25℃ ambient |
| Standard Charge Time | 3 hours |
| Internal Impedance | ≤ 100mΩ (AC 1kHz) |
Operating Temperature Range – Critical for Performance
Understanding the 18650 battery temperature range is essential for optimal performance and longevity:
- Charging Temperature: 0°C to 45°C (32°F to 113°F)
- Discharging Temperature: -20°C to 50°C (-4°F to 122°F)
- Storage Temperature (Recommended):
- 1 year: -20°C to 25°C
- 3 months: -20°C to 45°C
- 1 month: -20°C to 60°C
Note: For extended storage life, maintain batteries at approximately 50% charge capacity.
Performance Characteristics
Temperature-Dependent Capacity
The battery’s performance varies with temperature conditions:
Discharge Capacity at Various Temperatures:
- At 25°C: 100% capacity (baseline)
- At 40°C: 80% relative capacity
- At 10°C: 80% relative capacity
- At 0°C: 50% relative capacity
Charge Capacity Performance
Charging Performance Across Temperatures:
- At 25°C: 100% (optimal charging)
- At 0°C: 80% capacity retention
- At 45°C: 80% capacity retention
Essential Safety Precautions – Protect Your Investment
Critical Safety Guidelines
DO NOT:
- Disassemble the battery cell
- Incinerate or expose to fire
- Short-circuit positive and negative terminals
- Expose to excessive heat or direct sunlight
- Completely discharge below 2.75V
- Use force during installation
- Store loose in pockets or bags with metal objects
- Immerse in water or liquids
- Drop or physically damage the cell
ALWAYS:
Use high-quality battery chargers specifically designed for lithium-ion cells ✓ Charge fully before first use ✓ Store in cool, dry places at approximately nominal voltage ✓ Use protective cases when transporting or storing ✓ Monitor for damage, swelling, or unusual odors ✓ Remove from charger when fully charged ✓ Keep away from children and pets ✓ Check battery wraps regularly for tears or damage
Choosing the Right Samsung 18650 ICR 28A Battery Charger
Proper charging is critical for battery longevity and safety. When selecting a samsung 18650 icr 28a battery 1pc charger, consider:
Recommended Charger Features
- Voltage Compatibility: Must support 4.3V charging (not standard 4.2V)
- Current Control: Adjustable or preset 1400-2800mA charging current
- CC-CV Charging: Essential constant current/constant voltage functionality
- Safety Features: Overcharge protection, temperature monitoring
- Quality Options: CellKing CK4 Charger 4 Slot is an excellent choice for reliable charging
Important: This battery requires 4.3V charging, which differs from standard 4.2V lithium-ion chargers.
Samsung 18650 ICR 28A Battery 1PC Price & Value
When considering the samsung 18650 icr 28a battery 1pc price, remember that authentic Samsung SDI cells offer:
- Premium quality from a trusted manufacturer
- Extended lifespan with proper care (300-500+ charge cycles)
- Superior safety with built-in protection features
- Consistent performance across diverse applications
- Better value compared to inferior quality alternatives
Replacement Considerations
When seeking a samsung 18650 icr 28a battery 1pc replacement, ensure:
- Purchase from authorized distributors in Pakistan
- Verify authentic Samsung SDI branding
- Check for intact protective wraps
- Confirm manufacturing date for freshness
- Avoid counterfeit products with suspiciously low prices
Physical Specifications & Quality Standards
Appearance Requirements
The battery must meet strict quality standards:
- No deep scratches, cracks, or rust
- No discoloration or electrolyte leakage
- Clean, smooth terminals without weld marks
- Intact insulating ring on positive terminal
Dimensional Specifications
- Maximum diameter measured on cylindrical “A” area: 18.40mm
- Maximum height: 65.00mm
- Standard 18650 cylindrical format ensures compatibility with most devices
Custom 18650 Battery Pack Solutions
Need a specialized power solution? Custom 18650 battery packs can be configured to meet specific requirements:
Customization Options
- Voltage Range: 3V to 120V configurations
- Discharge Current: 0.2C to 120C (0.01A-1000A)
- Battery Management System (BMS): Customized for size, features, communication protocols, and temperature protection
- Physical Design: Starting from 0.5mm thickness
- Temperature Range: -40°C to 85°C operational capability
- Connector Types: JST, Molex, Hirose, Anderson, TE, Amphenol, and custom options
Professional Pack Assembly
Custom battery packs benefit from:
- Series/parallel configurations for required voltage and capacity
- Integrated BMS for cell balancing and protection
- Professional spot welding (never solder directly to cells)
- Matched cells from same production batch
- Proper insulation and structural support
Storage Guidelines for Maximum Lifespan
Optimal Storage Conditions
For long-term battery storage:
- Charge Level: Maintain at approximately 50% capacity (3.75V)
- Temperature: Store at 20-25°C (68-77°F) in dry environment
- Container: Use protective cases to prevent short circuits
- Isolation: Keep away from metal objects and conductive materials
- Periodic Checks: Inspect and recharge every 3-6 months
Storage Duration Guidelines
- 1 year storage: -20°C to 25°C with 80%+ capacity recovery
- 3 months storage: -20°C to 45°C
- 1 month storage: -20°C to 60°C
Why Choose Samsung ICR18650-28A from SmokesHub?
Quality Assurance
Authentic Samsung SDI products ,Strict quality control standards ,Fresh stock with recent manufacturing dates ,Proper storage conditions maintained ,Expert technical support available
Competitive Advantages
- Trusted brand with proven safety record
- High energy density for extended runtime
- Stable voltage output throughout discharge cycle
- Excellent cycle life with proper care
- Versatile applications across industries
Professional Support
Our team provides:
- Technical guidance for battery selection
- Custom pack design consultation
- Safe charging recommendations (including CellKing CK4 Charger 4 Slot)
- Proper handling and maintenance advice
- Replacement support and authentication
Frequently Asked Questions
Q: Can I use standard 4.2V chargers?
A: No, the ICR18650-28A requires 4.3V charging voltage. Use compatible chargers like the CellKing CK4 Charger 4 Slot or specialized lithium-ion chargers with adjustable voltage.
Q: What is the actual runtime?
A: Runtime depends on discharge current. At 560mA, expect approximately 5 hours. At maximum 5.6A, runtime will be significantly shorter but within safe operational limits.
Q: Is this battery protected?
A: No, this is an unprotected cell. Use appropriate BMS or protection circuitry in battery pack applications.
Q: What devices use 18650 batteries?
A: Laptop batteries, LED flashlights, power tools, e-bikes, portable fans, medical equipment, security cameras, and many DIY projects utilize 18650 cells.
Q: How do I know if my battery needs replacement?
A: Replace when you notice significantly reduced runtime, swelling, overheating, difficulty holding charge, or physical damage to the battery wrap.


